Materials Engineers in Chicago-Naperville-Elgin, IL-IN
Employers filed 27 applications covering 27 positions for this role here, at a median of $104,645 a year. 23 of those state a minimum and no maximum — a Labor Condition Application commits an employer to a floor, not to a salary.
What the government requires here
The prevailing wage for Materials Engineers in Chicago-Naperville-Elgin, IL-IN, wage year 2025-26 — the four levels an employer must meet depending on the experience the role demands.
| Level | Who it is for | A year |
|---|---|---|
| Level I | Entry: a role needing basic understanding and close supervision | $62,629 |
| Level II | Qualified: some experience, moderate supervision | $83,637 |
| Level III | Experienced: sound understanding, limited supervision | $104,645 |
| Level IV | Fully competent: judgement, may supervise others | $125,653 |
Who filed, and at what
| Employer | Level | Filings | Positions | Median |
|---|---|---|---|---|
| K1 Semiconductor, Inc. | Level II | 3 | 3 | $85,000 |
| The University of Chicago | Level I | 3 | 3 | $64,000 |
| The University of Chicago | Level III | 3 | 3 | $84,891 |
| Engineering Systems, Inc. | Level IV | 2 | 2 | $132,004 |
| Natrion Inc. | Level IV | 2 | 2 | $180,000 |
| UOP LLC | Level IV | 2 | 2 | $133,177 |
| ArcelorMittal USA Research LLC | Level II | 1 | 1 | $83,637 |
| CNH Industrial America LLC | Level II | 1 | 1 | $113,120 |
| GameChange Solar Corp. | Level II | 1 | 1 | $99,750 |
| Institute of Gas Technology | Level III | 1 | 1 | $93,000 |
| Masonite Corporation | Level II | 1 | 1 | $104,645 |
| Masonite Corporation | Level III | 1 | 1 | $104,645 |
| Metasorbex Corporation | Level II | 1 | 1 | $106,000 |
| Northwestern University | Level III | 1 | 1 | $79,914 |
| OPTIMIZED EXTRUSION SOLUTIONS LLC | Level II | 1 | 1 | $84,000 |
| USG Corporation | Level III | 1 | 1 | $110,000 |
| Weichai America Corp. | Level IV | 1 | 1 | $126,044 |
| The University of Chicago | Level I | 1 | 1 | $57,852 |
Tell me when this moves
One email when the prevailing wage for Materials Engineers in Chicago-Naperville-Elgin, IL-IN changes — the library turns over every July, and what an employer must offer changes with it.
Source: OFLC disclosure data and prevailing wage library, US Department of Labor (public domain). Figures are what employers filed, not what they paid.